A critically wounded 2-year-old girl was among four people shot Tuesday night in South Philadelphia when a mob of girls charged a house and gunfire erupted in a dispute stemming from a high school fight, police said. A 10-year-boy and a 59-year-old woman, who live in the same house as the toddler, also were wounded and were hospitalized in stable condition. A 25-year-old man was shot in the finger. The gunman was described as black, 25 to 30 years old, weighing about 210 pounds and standing about six feet tall, police said. He was wearing a white T-shirt, blue jeans,...